Engine Control System

INSPECTION CHART FOR DIAGNOSTIC TROUBLE CODES

P0101 - P0401:

P0403 - P0742:

P0743 - P1751:

NOTE:
1. Do not replace the engine control module (ECM) [M/T]/powertrain control module (PCM) [A/T] until a thorough terminal check reveals there are no short/open circuit.
2. After the ECM/PCM detects a malfunction, a diagnostic trouble code is recorded the next time the engine started and the same malfunction is re-detected.
3. O(2) : Heated oxygen sensor
4. Sensor 1: indicates sensors which are mounted closest to the engine.
5. Sensor 2: indicates sensors which are mounted next-closest to the engine.